The SH is easily one of the most popular replacement pickups in the world. The SH4 offers the exact sound that many guitarists wish for, especially from the bridge position or in combination with a slightly more restrained neck pickup: high output with many overtones, melodious, and perfect in the middle frequency range
Hand built in South Korea Duncan factory, the JB Model uses an Alnico 5 bar magnet, nickel silver bottom plate, 4-conductor lead wire for multiple wiring options like series, parallel and split coil, and is vacuum wax potted for squeal-free performance. The legendary JB Model has been the ultimate hot-rodded humbucker.

Important Tips:
1.When the 5-speed switch is placed in the first position, the neck pickups work. After pressing the enhanced switch at this time, neck + bridge pickups will work at the same time.
2.When the 5- speed switch is in the second position, the neck + middle pickups work together, pressing the enhanced function switch at this time, neck + middle + bridge pickups will work at the same time.
3.Each pickup has an independent single-cut (Push-Pull) switch. After turning on the single-cut switch, If the sound of single cut is not good, it will be better to use compensation switch.